Convoke easily outweighs the higher cost since you often cast this card for less than 4 mana (its never worth casting it if you have fewer than two creatures anyway), and you can cast it whenever you like
While that sounds good in theory, it runs into a problem in that most of Whites common creatures are okay at best
You can add in hexproof creatures and play a Voltron- / Bogles-style deck, head toward enchantment creatures like Courser of Kruphix with Kestia, the Cultivator leading the way, or go all-in on comboing off with Estrid, the Masked and The Chain Veil
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Youre almost always going to be able to squeeze three lore out of this 1 drop common - hes so great
Creature - Dragon Hide in Plain Sight Look at the top five cards of your library, cloak two of them, and put the rest on the bottom of your library in a random order